<!-- 品牌管理 -->
<template>
  <div>
    <el-card>
      <div slot="header" class="clearfix">
        <el-button
          type="primary"
          size="default"
          icon="el-icon-plus"
          @click="add"
          v-if="$hasBP('btn.Trademark.add')"
          >添加</el-button
        >
      </div>
      <el-table :data="TrademarkList" style="width: 100%" border>
        <el-table-column type="index" label="序号" width="80">
        </el-table-column>
        <el-table-column prop="tmName" label="品牌名称"> </el-table-column>
        <el-table-column prop="logoUrl" label="图片logo">
          <template v-slot="{ row }">
            <img :src="row.logoUrl" width="50px" height="50px" />
          </template>
        </el-table-column>
        <el-table-column label="操作">
          <template v-slot="{ row }">
            <el-button
              type="warning"
              size="small"
              icon="el-icon-edit"
              @click="edit(row)"
              >修改</el-button
            >

            <el-button
              type="danger"
              size="small"
              icon="el-icon-delete"
              @click="delTrademark(row.id)"
              >删除</el-button
            >
          </template>
        </el-table-column>
      </el-table>
      <el-pagination
        background
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :style="{ marginTop: '20px' }"
        :current-page="currentPage"
        :page-sizes="[5, 10, 15]"
        :page-size="pageSize"
        layout="prev, pager, next, jumper, sizes, total"
        :total="total"
      >
      </el-pagination>
      <el-dialog
        :title="tmInfo.id ? '修改品牌' : '新增品牌'"
        :visible.sync="dialogVisible"
        width="60%"
      >
        <el-form
          label-width="80px"
          :inline="false"
          :model="tmInfo"
          ref="formEl"
        >
          <el-form-item
            label="品牌名称"
            prop="tmName"
            :rules="[
              { required: true, message: '品牌名称不能为空', trigger: 'blur' },
            ]"
          >
            <el-input v-model="tmInfo.tmName"></el-input>
          </el-form-item>
          <el-form-item
            label="品牌logo"
            prop="logoUrl"
            :rules="[
              { required: true, message: '品牌logo不能为空', trigger: 'blur' },
            ]"
          >
            <el-upload
              class="avatar-uploader"
              :action="`${baseUrl}/admin/product/upload`"
              :show-file-list="false"
              :on-success="handleAvatarSuccess"
              :before-upload="beforeAvatarUpload"
            >
              <img v-if="imageUrl" :src="imageUrl" class="avatar" />
              <i v-else class="el-icon-plus avatar-uploader-icon"></i>
            </el-upload>
          </el-form-item>
        </el-form>

        <template #footer>
          <span>
            <el-button @click="dialogVisible = false">取消</el-button>
            <el-button type="primary" @click="addOrUpdateTrademark">{{
              tmInfo.id ? "修改" : "新增"
            }}</el-button>
          </span>
        </template>
      </el-dialog>
    </el-card>
  </div>
</template>

<script>
import {
  reqGetTrademarkList,
  reqDeleteTrademark,
  reqUpdataTrademark,
  reqAddTrademark,
} from "@/api/Trademark.js";

export default {
  name: "Trademark",
  data() {
    return {
      TrademarkList: [],
      currentPage: 1,
      pageSize: 5,
      total: 0,
      dialogVisible: false,
      baseUrl: process.env.VUE_APP_BASE_API,
      imageUrl: "",
      tmInfo: {
        tmName: "",
        logoUrl: "",
      },
    };
  },

  methods: {
    async getTrademarkList() {
      const TrademarkList = await reqGetTrademarkList(
        this.currentPage,
        this.pageSize
      );
      // console.log(TrademarkList);
      this.TrademarkList = TrademarkList.data.records;
      this.currentPage = TrademarkList.data.current;
      this.pageSize = TrademarkList.data.size;
      this.total = TrademarkList.data.total;
    },
    handleSizeChange(pageSize) {
      this.pageSize = pageSize;
      this.getTrademarkList();
    },
    handleCurrentChange(currentPage) {
      this.currentPage = currentPage;
      this.getTrademarkList();
    },

    // 添加
    add() {
      // console.log(this.$refs.formEl);
      // this.$nextTick(() => {
      //   this.$refs.formEl.clearValidate();
      // });
      this.dialogVisible = true;
      //重置收集用户表单的tmInfo
      this.tmInfo = {
        tmName: "",
        logoUrl: "",
      };
      this.imageUrl = "";
    },

    // 添加/修改
    async addOrUpdateTrademark() {
      //先对表单进行整体校验????
      try {
        await this.$refs.formEl.validate();
      } catch (e) {
        return;
      }
      // this.$refs['formEl'].resetFields();
      // 有id：修改
      if (this.tmInfo.id) {
        // console.log(this.tmInfo);
        await reqUpdataTrademark(this.tmInfo);
        //关闭弹窗
        this.dialogVisible = false;
        //重新请求
        this.getTrademarkList();
      } else {
        // 没有id：新增
        await reqAddTrademark(this.tmInfo);
        //关闭弹窗
        this.dialogVisible = false;
        //重新请求
        this.getTrademarkList();
      }
    },
    edit(row) {
      // console.log(this.$refs.formEl);
      // this.$nextTick(() => {
      //   this.$refs.formEl.clearValidate();
      // });
      this.dialogVisible = true;
      //回填数据(拷贝,否则tmInfo和row是同一个地址,tmInfo只要发生改变,则row直接就改变)
      this.tmInfo = { ...row };
      this.imageUrl = row.logoUrl;
    },
    // 修改
    handleAvatarSuccess(response, uploadFile) {
      this.imageUrl = URL.createObjectURL(uploadFile.raw);
      // console.log(response.data);
      //收集地址
      this.tmInfo.logoUrl = response.data;
    },
    beforeAvatarUpload(rawFile) {
      if (!rawFile.type.startsWith("image/")) {
        this.$message.error("上传的不是图片类型！！！");
        return false;
      } else if (rawFile.size / 1024 / 1024 > 10) {
        this.$message.error("上传图片的大小不能大于10MB!");
        return false;
      }
      return true;
    },
    // 删除
    async delTrademark(id) {
      try {
        await reqDeleteTrademark(id);
        this.getTrademarkList();
      } catch (e) {
        this.$message('删除失败'+e.message);
      }
    },
  },
  mounted() {
    this.getTrademarkList();
  },
};
</script>

<style scoped>
.avatar-uploader .el-upload {
  border: 1px dashed #d9d9d9;
  border-radius: 6px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.avatar-uploader .el-upload:hover {
  border-color: #409eff;
}
.avatar-uploader-icon {
  font-size: 28px;
  color: #8c939d;
  width: 178px;
  height: 178px;
  line-height: 178px;
  text-align: center;
}
.avatar {
  width: 178px;
  height: 178px;
  display: block;
}
</style>
